create wav sound theme, make more use of soundicons

config/sound/default/soundicons.conf

@@ -29,9 +29,9 @@ BrailleOff='BrailleOff.opus'
 SoundOn='SoundOn.opus'
 SoundOff='SoundOff.opus'
 # Set beginnig mark for copy to clipboard
-PlaceStartCopyMark='PlaceStartCopyMark.opus'
+PlaceStartMark='PlaceStartMark.opus'
 # Set end mark for copy to clipboard
-PlaceEndCopyMark='PlaceEndCopyMark.opus'
+PlaceEndMark='PlaceEndMark.opus'
 # Copied to clipboard
 CopyToClipboard='CopyToClipboard.opus'
 # Pasted on the screen